Crashed Boeing 737s lacked upgrades that could have warned pilots

Reports suggest a flight control system and missing safety features could have contributed to the recent crashes involving Boeing 737 Max 8 aircraft Source: https://www.newscientist.com/article/2197581-crashed-boeing-737s-lacked-upgrades-that-could-have-warned-pilots/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home